20149284

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2297}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 50960448

約数和(自身を除く): 30811164

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2193, 2297, 2924, 4386, 4594, 6891, 8772, 9188, 13782, 27564, 39049, 78098, 98771, 117147, 156196, 197542, 234294, 296313, 395084, 468588, 592626, 1185252, 1679107, 3358214, 5037321, 6716428, 10074642, 20149284]

約数ペア:

[(1, 20149284), (2, 10074642), (3, 6716428), (4, 5037321), (6, 3358214), (12, 1679107), (17, 1185252), (34, 592626), (43, 468588), (51, 395084), (68, 296313), (86, 234294), (102, 197542), (129, 156196), (172, 117147), (204, 98771), (258, 78098), (516, 39049), (731, 27564), (1462, 13782), (2193, 9188), (2297, 8772), (2924, 6891), (4386, 4594)]